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GW10K-416C — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

GW10K-416C: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include recess_angle: 90.0 DEGREES NOMINAL, hole_diameter: 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, recess_diameter: 0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN, outside_diameter: 0.463 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN, style_designator: RECESSED, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-042-5066, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
GW10K-416C
NSN: 5310-01-042-5066
FSC: 5310 — Nuts and Washers
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
recess_angle90.0 DEGREES NOMINAL
hole_diameter0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
recess_diameter0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
outside_diameter0.463 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN
style_designatorRECESSED
surface_treatmentPASSIVATE OVERALL
material_thickness0.063 INCHES NOMINAL IN
material_document_and_classificationQQ-S-766 FED SPEC ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-042-5066
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: GW10K-416C · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
OUTSIDE DIAMETER: 0.463 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 309 OR STEEL COMP 310 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 321 OR STEEL COMP 323 OR STEEL COMP 347 OR STEEL COMP 348 OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-766 FED SPEC ALL MATERIAL RESPONSES OVERALL
OUTSIDE DIAMETER0.463 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
RECESS DIAMETER0.333 INCHES MINIMUM AND 0.343 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 309 OR STEEL COMP 310 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 321 OR STEEL COMP 323 OR STEEL COMP 347 OR STEEL COMP 348 OVERALL
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
RECESS ANGLE90.0 DEGREES NOMINAL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is GW10K-416C?
GW10K-416C is a WASHER,RECESSED.
What is the NSN for GW10K-416C?
GW10K-416C is cataloged in the U.S. Government catalog under NSN 5310-01-042-5066. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.